Fig. 5: Confocal images and in situ emission spectra of different cells.
From: High-fidelity carbon dots polarity probes: revealing the heterogeneity of lipids in oncology
a Imaging of SMMC 7721 cells, Huh–7 cells, HepG 2 cells, HeLa cells, MCF–7 cells, 4T1 cells, HEK 293 cells, and HL 7702 cells, λex = 476 nm, λem = 485–525 nm. b In situ emission spectrum of LDs in different cell lines with 50 μg mL–1 PS-CDs. c Imaging of SMMC 7721 cells, Huh–7 cells, HepG 2 cells, HeLa cells, MCF–7 cells, 4T1 cells, HEK 293 cells, and HL 7702 cells, λex = 476 nm, λem = 585–625 nm. d In situ emission spectra of cytoplasm in different cell lines with 50 μg mL–1 PS-CDs. Scale bar in a, c: 10 μm
